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more optimization

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This commit is contained in:
scratchminer 2024-01-23 01:56:46 -05:00
parent 509d20c215
commit 5cd93f4ecb
1 changed files with 3 additions and 3 deletions
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6
extern/pwrnoise/pwrnoise.c vendored
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@ -44,7 +44,7 @@ void pwrnoise_noise_step(noise_channel_t *chan, uint16_t cycles) {
if (!chan->enable) chan->out_latch = 0; if (!chan->enable) chan->out_latch = 0;
chan->octave_counter += cycles; chan->octave_counter += cycles;
if (chan->enable && (cycles > 2 || !(((chan->octave_counter - 1) >> chan->octave) & 0x0001) && ((chan->octave_counter >> chan->octave) & 0x0001))) { if (cycles > 2 || !(((chan->octave_counter - 1) >> chan->octave) & 0x0001) && ((chan->octave_counter >> chan->octave) & 0x0001)) {
chan->period_counter += (cycles >> (chan->octave + 1)); chan->period_counter += (cycles >> (chan->octave + 1));
if (cycles == 1) ++chan->period_counter; if (cycles == 1) ++chan->period_counter;
@ -56,7 +56,7 @@ void pwrnoise_noise_step(noise_channel_t *chan, uint16_t cycles) {
} }
} }
chan->out_latch = (chan->prev != 0) ? chan->vol : 0; chan->out_latch = chan->prev ? chan->vol : 0;
} }
void pwrnoise_slope_write(slope_channel_t *chan, uint8_t reg, uint8_t val) { void pwrnoise_slope_write(slope_channel_t *chan, uint8_t reg, uint8_t val) {
@ -104,7 +104,7 @@ void pwrnoise_slope_step(slope_channel_t *chan, uint16_t cycles, bool force_zero
} }
chan->octave_counter += cycles; chan->octave_counter += cycles;
if (chan->enable && (cycles > 2 || !(((chan->octave_counter - 1) >> chan->octave) & 0x0001) && ((chan->octave_counter >> chan->octave) & 0x0001))) { if (cycles > 2 || !(((chan->octave_counter - 1) >> chan->octave) & 0x0001) && ((chan->octave_counter >> chan->octave) & 0x0001)) {
chan->period_counter += (cycles >> (chan->octave + 1)); chan->period_counter += (cycles >> (chan->octave + 1));
if (cycles == 1) ++chan->period_counter; if (cycles == 1) ++chan->period_counter;